Lead-free gasoline
[化] 无铅汽油
🧩 词语组成解析
lead
[lid]
vt. 领导;引导;指挥;
vi. 领导;导致;用水砣测深;
n. 铅;领导;榜样;枪弹;
adj. 领头的;最重要的;领先的;
free
[fri]
adj. 自由的;免费的;免税的;空闲的;
adv. 免费地;自由地，无拘束地;一帆风顺地;
vt. 免除;释放;使自由;解救;
🗣️ 情景例句
There are several tours of the Grand Canyon.
到大峡谷有好几个旅游团。
Hang up my coat in the closet ,will you please?
在洗手间挂起我的大衣,好吗？
Look! There's Meimei! She's very strong. She's lifting that ladder.
瞧！梅梅在那儿。她很强壮。她举着把梯子。